EP0499429A3 - Superconductor quench measuring system - Google Patents

Superconductor quench measuring system Download PDF

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Publication number
EP0499429A3
EP0499429A3 EP19920301085 EP92301085A EP0499429A3 EP 0499429 A3 EP0499429 A3 EP 0499429A3 EP 19920301085 EP19920301085 EP 19920301085 EP 92301085 A EP92301085 A EP 92301085A EP 0499429 A3 EP0499429 A3 EP 0499429A3
Authority
EP
European Patent Office
Prior art keywords
measuring system
superconductor quench
superconductor
quench
measuring
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP19920301085
Other versions
EP0499429A2 (en
Inventor
William Richard Wolfe
Eric Paul Shook
James Randall Logan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of EP0499429A2 publication Critical patent/EP0499429A2/en
Publication of EP0499429A3 publication Critical patent/EP0499429A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/12—Measuring magnetic properties of articles or specimens of solids or fluids
    • G01R33/1238—Measuring superconductive properties
    • G01R33/1246—Measuring critical current
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K3/00—Thermometers giving results other than momentary value of temperature
    • G01K3/08—Thermometers giving results other than momentary value of temperature giving differences of values; giving differentiated values
    • G01K3/14—Thermometers giving results other than momentary value of temperature giving differences of values; giving differentiated values in respect of space
    • G01K2003/145—Hotspot localization
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
    • G01K2007/166—Electrical time domain reflectometry
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K2203/00—Application of thermometers in cryogenics
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S505/00—Superconductor technology: apparatus, material, process
    • Y10S505/825—Apparatus per se, device per se, or process of making or operating same
    • Y10S505/842—Measuring and testing
    • Y10S505/843—Electrical

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
EP19920301085 1991-02-11 1992-02-10 Superconductor quench measuring system Withdrawn EP0499429A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/653,571 US5179342A (en) 1991-02-11 1991-02-11 Superconductor quench measuring device which evaluates reflected pulses
US653571 1996-05-24

Publications (2)

Publication Number Publication Date
EP0499429A2 EP0499429A2 (en) 1992-08-19
EP0499429A3 true EP0499429A3 (en) 1993-07-07

Family

ID=24621426

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19920301085 Withdrawn EP0499429A3 (en) 1991-02-11 1992-02-10 Superconductor quench measuring system

Country Status (4)

Country Link
US (1) US5179342A (en)
EP (1) EP0499429A3 (en)
JP (1) JPH0580102A (en)
CA (1) CA2060921A1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2151094C (en) * 1995-06-06 1999-05-11 David E. Vokey Cable monitoring system with multiple branch terminations
GB9613266D0 (en) * 1996-06-25 1996-08-28 Oxford Instr Public Limited Co Current limiting device
DE102006022363A1 (en) * 2006-05-12 2007-11-15 Siemens Ag Method for monitoring a cryogenic environment and conductor arrangement
DE102008056613A1 (en) * 2008-11-10 2010-05-20 Siemens Aktiengesellschaft Method for localization of quench in two-dimensional hollow cylindrical superconductive coil of MRI system, involves determining location of occurrence of quenches from comparison of frequency of one signal with frequency of another signal
NO334578B1 (en) 2009-02-13 2014-04-14 Asle Johnsen Bead measurement system
US9029296B2 (en) 2012-02-02 2015-05-12 Polyvalor, Limited Partnership Increased normal zone propagation velocity in superconducting segments
US9240681B2 (en) 2012-12-27 2016-01-19 General Electric Company Superconducting coil system and methods of assembling the same
JP6453004B2 (en) * 2014-09-22 2019-01-16 株式会社前川製作所 Superconducting cable soundness diagnosis system and soundness diagnosis method
CN106706669B (en) * 2016-12-08 2021-01-15 中国科学院合肥物质科学研究院 Method for detecting superconducting magnet quench by using radio frequency wave technology
CN110161329B (en) * 2019-04-19 2020-08-04 华中科技大学 Quench resistance simulation prediction method and system for second-generation high-temperature superconducting tape
CN112557974A (en) * 2020-12-02 2021-03-26 云南电网有限责任公司电力科学研究院 Method and system for testing impact recovery characteristics of high-temperature superconducting tape

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3579035A (en) * 1967-09-29 1971-05-18 Alsthom Cgee System for detection of transition between superconductive and resistant state in superconductive coils
GB2126028A (en) * 1982-08-11 1984-03-14 Int Research & Dev Co Ltd Quench detector for superconducting winding
GB2200009A (en) * 1987-01-08 1988-07-20 Kokusai Denshin Denwa Co Ltd Fault location for optical fiber cable
EP0301953A1 (en) * 1987-07-27 1989-02-01 Alcatel Apparatus for detecting overheating in an electric cable and process for using such an apparatus
US4978922A (en) * 1989-08-31 1990-12-18 Westinghouse Electric Corp. Superconducting sensor for quench detection in a superconductor

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3510762A (en) * 1967-04-14 1970-05-05 John Robert Alexander Leslie Electrical cable temperature monitoring and hot-spot locating system and method utilizing a transmission line having a liquid dielectric
GB1465515A (en) * 1974-07-10 1977-02-23 Shell Int Research Detector
US4371943A (en) * 1980-10-06 1983-02-01 General Dynamics Corporation/Convair Div. External means for detecting normal zones in superconducting magnets or coils
US4996472A (en) * 1989-08-31 1991-02-26 Westinghouse Electric Corp. Passive superconducting quench detection sensor

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3579035A (en) * 1967-09-29 1971-05-18 Alsthom Cgee System for detection of transition between superconductive and resistant state in superconductive coils
GB2126028A (en) * 1982-08-11 1984-03-14 Int Research & Dev Co Ltd Quench detector for superconducting winding
GB2200009A (en) * 1987-01-08 1988-07-20 Kokusai Denshin Denwa Co Ltd Fault location for optical fiber cable
EP0301953A1 (en) * 1987-07-27 1989-02-01 Alcatel Apparatus for detecting overheating in an electric cable and process for using such an apparatus
US4978922A (en) * 1989-08-31 1990-12-18 Westinghouse Electric Corp. Superconducting sensor for quench detection in a superconductor

Also Published As

Publication number Publication date
JPH0580102A (en) 1993-04-02
CA2060921A1 (en) 1992-08-12
US5179342A (en) 1993-01-12
EP0499429A2 (en) 1992-08-19

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